I thought things would get better, but _____it is they are getting worse.
| A．before | B．because | C．as | D．after |
It seems to some experts that there are only three commonly-used vedio websites in this area: 56.com, Youku.com, Tudou.com and they_______ 90% of the market.
| A．make up | B．put up | C．set up | D．take up |
Finally he reached a lonely island_ _ was completely cut off from the outside world.
| A．when | B．where | C．whom | D．which |
My father ____ for Beijing on business tonight.
| A．is about to leave | B．has been leaving |
| C．is leaving | D．would leave |
The hero said he didn’t think twice ____ diving into the freezing river to rescue that child.
| A．before | B．after | C．until | D．when |
—Have you some new ideas?
—Yeah. I’ll tell you later.
| A．come about | B．come up |
| C．come out with | D．come up with |